Mayu Matsuoka (松岡 茉優, Matsuoka Mayu, born February 16, 1995) is a Japanese actress.

She has been awarded the Tama best Emerging Actress Award and Fumiko Yamaji Freshman Actress Award in 2016. She gained international attention as an ambassador of the Tokyo International Film Festival for 2017 and her role in the Palme d’Or winning film Shoplifters.